报道心腔粘液瘤40例的诊治情况,其中7例(17.5%)未及手术而死亡,33例行肿瘤摘除术.术后16例发生并发症29例次,以低心排最为常见,死亡5例,并发症发生率48.5%,手术死亡率15.2%.结论:术前适当的强心、利尿和控制感染,术中加强心肌保护,完整摘除肿瘤及清除瘤体碎块,彻底切除瘤蒂附着部的组织,术后妥善地处理低心排等严重并发症,此是保证手术疗效的关键. The diagnosis and treatment of 40 cases of cardiac cavity myxoma was reported, of which 7 cases (17.5%) died without surgery and 33 cases had tumor removal. Postoperatively, 16 cases occurred with complications. The lowest cardiac output was the most common and died. In 5 cases, the complication rate was 48.5%, and the operative mortality rate was 15.2%. Conclusions: Preoperative cardiac patency, diuresis, and infection control, intraoperative enhancement of myocardial protection, complete removal of tumors and removal of tumor fragments, complete resection of tumors The organization of the attached part, properly handling low complications and other complications after surgery, this is the key to ensure the efficacy of surgery.